1.Product name:2-Phosphonobutane -1,2,4-Tricarboxylic Acid(PBTCA) 2.CAS No.:37971-36-1 3.Appearance:Colorless liquid

  Product name:2-Phosphonobutane -1,2,4-Tricarboxylic Acid(PBTCA)  Uses: It is widely used in circulating cool water system and oilfield refill water system as scale and corrosion inhibitor, suitable to composite with zinc salt and copolymer. It can be used in situations of high temperature, high hardness, high alkali and high concentration index. In lavation fields, it is used as chelating agent and metal detergent.PBTCA is usually used together with zinc salt, copolymer, organophosphine, imidazole and other water treatment agents. When used alone, the dosage of 5-15mg/L is preferred

  

PBTCA
Molecular Formula	C7H11O9P
CAS No.	37971-36-1
Appearance	Colorless or light yellow transparent liquid
Active acid %	49.0-51.0
Phosphorous acid(as PO33-)%	0.8max
Phosphoric acid (as PO43-)%	0.5max
Density (20°C)g/cm3	1.27min
pH(1% water solution)	1.5~2.0
Packing	Normally In 250kg net Plastic Drum, IBC drum can also be used as required. Storage for ten months in room shady and dry place.

PBTCA(water treatment)